Tune to Dropped down a whole step.
[D-]------------------|-------------------|--------------------
[A-]------------------|-------------------|--------------------
------------------|-------------------|--------------------
----2-3--2--------|------7-8--7-------|-------2-3-2--------
[G-]--0---------3-0---|----7--------10-7--|----0--------3-0----
-0-----------------|--7----------------|--0---------------3-
Repeat that riff a few times and then play this:
[D-]-------------|
[A-]-------------|
-------------|
----3-----5--|
[G-]--3-----5----|
-3-----5-----0|
Sorry it ain't exactly perfect but it's the best I could do.